Find the perimeter.
A. 388 in.
B. 319 in.
C. 362 in.
D. 414 in.
Answer: D
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Solve the problem.A ceramics workshop makes wreaths, trees, and sleighs for sale at Christmas. A wreath takes 3 hours to prepare, 2 hours to paint, and 9 hours to fire. A tree takes 16 hours to prepare, 3 hours to paint, and 4 hours to fire. A sleigh takes 4 hours to prepare, 13 hours to paint, and 7 hours to fire. If the workshop has 125 hours for preparation time, 58 hours for painting, and 101 hours for firing, how many of each can be made?
A. 8 wreaths, 7 trees, 3 sleighs B. 6 wreaths, 2 trees, 7 sleighs C. 7 wreaths, 6 trees, 2 sleighs D. 2 wreaths, 7 trees, 6 sleighs
Evaluate the root function at the given x-value. Round to the nearest hundredth when appropriate.f(x) = 
, x = 9
A. Undefined B. 2.39 C. -2.05 D. -2.39
Simplify.
2
÷ 
2
A. 
B. 
C. - 3
D. - 2
Solve the problem.For what numbers x, 0 ? x ? 2?, does cos x = -1?
A. 
B. ?
C. 
, 
D. none